UNIX Family of Operating Systems   Execute the UNIX/Linux commands and tasks below and capture screenshots clearly showing successful execution: 1.whoami 2.users 3.ls (use the built-in manual to explore at least 3 arguments for ls) 4.Change r,w,x permission to a file using chmod. 5.Check the value of any 3 environment variables. 6.Use grep to search for specific content in a file. 7.Use sort, grep, and piping to find a string in a list of files in a directory. 8.Explore the super user account and explain when and how would you use it. 9.Use the Linux/UNIX built-in manual and identify 5 additional, distinct, useful commands. Execute each and capture the results. 10.Create a shell script test.sh with 5 different UNIX/Linux commands of your choosing, execute it, and show the results

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Linux

An operating system (OS) is the software which manages hardware and resources, like CPU, storage and memory. The OS bridges the applications and hardware and makes the connections between all of your software and the hardware resources.